NW-A805, NW-A806, NW-A808, NWZ-A815, NWZ-A816, NWZ-A818 - Sony Audio Service Manual (repair manual). Page 4

4

When the NAND board is replaced, format it according to the
following.

You can format the built-in flash memory of the player.
If the memory is formatted, all music, video and photo data, etc., will be 
erased. 
Be sure to verify the data stored in memory prior to formatting and export 
any important data to SonicStage or the hard disk of your computer.

5-way button

BACK/HOME 
button

Settings

• This function is only available in the pause mode.

1

2

  Press the f/F/g/G button to select 

the 7 button to conrm.

3

  Press the f/F/g/G button to select “Common Settings,” and then 

press the 7 button to conrm.
The list of Common Settings options appears.

4

  Press the f/F/g/G button to select “Format,” and then press the 

7

“All data including songs will be deleted. Proceed?” appears.

5

  Press the f/F button to select “Yes,” and then press the 7 button 

to conrm.
“All data will be deleted. Proceed?” appears.

6

  Press the f/F button to select “Yes,” and then press the 7 button 

to conrm.
While the memory is being formatted, an animated display appears.
When initialization finishes, “Memory formatted.” appears.

Select “No” in step 

5

 or 

6

 and press the 7 button to confirm.

Press the BACK/HOME button.

• Do not format the built-in flash memory using Windows Explorer.

Blue color type of NWZ-A816 US model is using parts of violet
color type.